package cn.wolfcode.web.interceptor;

import cn.wolfcode.util.UserContextUtil;
import org.springframework.web.method.HandlerMethod;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class CheckLoginInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        if(handler instanceof HandlerMethod){
            Object employee_in_session = UserContextUtil.getCurrentEmployee();
            if(employee_in_session == null){
                response.sendRedirect("/login.html");
                return false;
            }
        }
        return true;
    }
}
